Original Crankcase Bearing For Mio- i 125/Soul-i 125/N max/ Aerox.

A crankcase bearing (often referring to the CVT or crankcase cover bearing, commonly size 6202 with part number 93306-252YB or 2DP-E7412-00) on a Yamaha Mio i 125 is a small mechanical ball bearing fitted into the outer crankcase/CVT cover.What It Does• Supports Shafts: It holds the rotating shafts or secondary/primary pulley components inside the CVT housing in proper alignment.• Reduces Friction: It allows the moving parts to spin smoothly and rapidly without metal-on-metal grinding.• Handles Load: It absorbs radial and axial loads generated when the scooter accelerates.Common Signs of a Bad Crankcase Bearing• Rattling or Whining Noise: A grinding, humming, or knocking sound coming from the CVT/crankcase area, especially at idle or low speeds.• Roughness or Play: Feeling looseness or wobbling when inspecting the CVT shaft.